Rockwell MicroLogix Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2016-0868)

critical Tenable OT Security Plugin ID 500167


The remote OT asset is affected by a vulnerability.


Stack-based buffer overflow on Rockwell Automation Allen-Bradley MicroLogix 1100 devices A through 15.000 and B before 15.002 allows remote attackers to execute arbitrary code via a crafted web request.

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Refer to the vendor advisory.

See Also

Plugin Details

Severity: Critical

ID: 500167

Version: 1.6

Type: remote

Family: Tenable.ot

Published: 2/7/2022

Updated: 11/30/2023

Supported Sensors: Tenable OT Security

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2016-0868


Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:rockwellautomation:1763-l16bbb_series_b, cpe:/a:rockwellautomation:1763-l16bwa_series_b, cpe:/a:rockwellautomation:1763-l16dwd_series_b, cpe:/a:rockwellautomation:1763-l16awa_series_b, cpe:/a:rockwellautomation:1763-l16dwd_series_a, cpe:/a:rockwellautomation:1763-l16awa_series_a, cpe:/a:rockwellautomation:1763-l16bbb_series_a, cpe:/a:rockwellautomation:1763-l16bwa_series_a

Required KB Items: Tenable.ot/Rockwell

Exploit Ease: No known exploits are available

Patch Publication Date: 1/28/2016

Vulnerability Publication Date: 1/28/2016

Reference Information

CVE: CVE-2016-0868

CWE: 119